Method for knitting a double-sided cloth comprising cut-pile fabrics with a circular knitting machine

ABSTRACT

A method for knitting a double-sided cloth comprising cut-pile fabrics with a circular knitting machine, wherein the double-sided cloth is composed of a first surface layer and a second surface layer. The method includes: operating by one of the needle beds to knit the first surface layer; then operating another one of the needle beds to knit a bottom yarn texture and a plurality of loops connected to the bottom yarn texture, and driving a plurality of trimmers disposed on the same needle bed to cut the plurality of loops to form the plurality of cut-pile fabrics, and constituting of the second surface layer by the plurality of cut-pile fabrics and the bottom yarn texture; and finally operating the two needle beds simultaneously, and connecting the first surface layer with the second surface layer by a plurality of connecting yarns to knit the double-sided cloth comprising the cut-pile fabrics.

FIELD OF THE INVENTION

The present invention relates to a knitting method of a circularknitting machine, and in particular, to a method for knittingdouble-sided cloth comprising cut-pile fabrics with a circular knittingmachine.

BACKGROUND OF THE INVENTION

Currently, patents for knitting cloth comprising cut-pile fabrics with acircular knitting machine are disclosed in U.S. Pat. Nos. 4,592,212,4,409,800, 9,890,486 and GB Patent No. 988,865, however, the clothknitted by the foregoing patents only has one side, so if themanufacturer wants to increase the richness, heat preservation propertyor textural diversity of the cloth, it needs to bond anothersingle-sided cloth to make double-sided cloth comprising cut-pilefabrics.

Moreover, the foregoing two pieces of single-sided cloth shall be bondedwith glue, and in order to meet basic requirements of the cloth such asrepeated cleaning, the glue shall have a strong viscosity. This willcause the glue to become more toxic, and make customers with moresensitive skin prone to allergic problems. In addition, the foregoingglue is a compound, which will lead to environmental pollution if it isimproperly discharged to the surrounding environment.

SUMMARY OF THE INVENTION

The main objective of the present invention is to solve the problem thatthe double-sided cloth comprising cut-pile fabrics cannot be knitted atone time and needs extra processing.

The secondary objective of the present invention is to make thedouble-sided cloth comprising the cut-pile fabrics bond without glue, soas to avoid the harm of glue residues to human health.

To achieve the foregoing objectives, the present invention provides amethod for knitting a double-sided cloth comprising cut-pile fabricswith a circular knitting machine. The double-sided cloth comprising thecut-pile fabrics is composed of a first surface layer and a secondsurface layer connected with the first surface layer. A plurality ofcut-pile fabrics are formed on one side of the second surface layerrelative to the first surface layer. The circular knitting machinecomprises two correspondingly disposed needle beds. The method includes:

a first surface layer knitting step: operating by one of the needle bedsto knit the first surface layer;

a second surface layer knitting step: operating another one of theneedle beds to knit a bottom yarn texture and a plurality of loopsconnected to the bottom yarn texture, and driving a plurality oftrimmers disposed on the needle bed which knits the bottom yarn textureand the plurality of loops to cut the plurality of loops to form theplurality of cut-pile fabrics respectively connected to the bottom yarntexture, and constituting of the second surface layer by the pluralityof cut-pile fabrics and the bottom yarn texture; and an interweavingstep: operating the two needle beds simultaneously, and connecting thefirst surface layer with the second surface layer by a plurality ofconnecting yarns, so as to knit the double-sided cloth comprising thecut-pile fabrics.

In one embodiment, in the step for knitting the second surface layerknitting, two yarns are fed into one of the needle beds in the knittingprocess. One of the two yarns is knitted into the bottom yarn texture,and another one of the yarns is connected with the bottom yarn textureand is hooked and hung to form one of the plurality of loops.

In one embodiment, one of the yarns forming the plurality of loops is awool yarn.

In addition to the foregoing embodiments, the present invention furtherprovides another method for knitting the double-sided cloth comprisingthe cut-pile fabrics. The method includes:

a second surface layer knitting step: operating one of the needle bedsto knit a bottom yarn texture and a plurality of loops connected to thebottom yarn texture, driving a plurality of trimmers disposed on theneedle bed which knits the bottom yarn texture and the plurality ofloops to cut the plurality of loops to form the plurality of cut-pilefabrics respectively connected to the bottom yarn texture, andconstituting of the second surface layer by the plurality of cut-pilefabrics and the bottom yarn texture;

a first surface layer knitting step: operating another one of the needlebeds to knit the first surface layer; and

an interweaving step: operating the two needle beds simultaneously, andconnecting the first surface layer with the second surface layer by aplurality of connecting yarns, so as to knit the double-sided clothcomprising the cut-pile fabrics.

Compared with the prior art, the foregoing embodiments of the presentinvention have the following characteristics: by the method of thepresent invention, the double-sided cloth comprising the cut-pilefabrics is directly knitted by the circular knitting machine, whichsimplifies the production procedure of the double-sided cloth comprisingthe cut-pile fabrics. In addition, the two cloth layers of thedouble-sided cloth comprising the cut-pile fabrics of the presentinvention are bonded without glue, so as to avoid the harms of glueresidues to the human health.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a flow chart of a method according to one embodiment of thepresent invention.

FIG. 2 is a structural schematic diagram of double-sided clothcomprising cut-pile fabrics according to one embodiment of the presentinvention.

FIG. 3 is a structural schematic diagram of a circular knitting machineused according to one embodiment of the present invention.

FIG. 4 is a flow chart of a method according to another embodiment ofthe present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

The detailed description and technical content of the present inventionare described below with reference to the accompanying drawings.

Referring to FIGS. 1, 2 and 3, the present invention provides a method10 for knitting a double-sided cloth 20 comprising cut-pile fabrics witha circular knitting machine 30. The double-sided cloth 20 of theinvention comprising cut-pile fabrics is described at first. Thedouble-sided cloth 20 comprising cut-pile fabrics is composed of a firstsurface layer 21 and a second surface layer 22 connected with the firstsurface layer 21. Further, the second surface layer 22 is composed of abottom yarn texture 221 and a plurality of cut-pile fabrics 222connected to the bottom yarn texture 221. Further, the bottom yarntexture 221 described herein is formed by interweaving a yarn 223. Theplurality of cut-pile fabrics 222 are respectively formed by cuttinganother yarn 224 which is ringed. Further, the circular knitting machine30 for implementing the method 10 of the present invention includes twoneedle beds 31 and 32 disposed correspondingly, as shown in FIG. 3.Further, a plurality of knitting needles 311 and 321 are arranged on thetwo needle beds 31 and 32. One of the needle beds 32 for knitting thesecond surface layer 22 is further provided with a plurality of sinkers322 for hanging a yarn, a plurality of hooking needles 323 coordinatingwith the plurality of sinkers 322 to implement hanging the yarn, and aplurality of trimmers 324. In one embodiment, each of the plurality oftrimmers 324 and one of the knitting needles 321 are integrally formed.

According to the above, referring to FIG. 1, in the present embodiment,the method 10 includes:

a first surface layer knitting step 11: operating one of the needle beds31 to knit the first surface layer 21;

a second surface layer knitting step 12: operating another one of theneedle beds 32 to knit the bottom yarn texture 221 and a plurality ofloops 225 connected to the bottom yarn texture 221, driving theplurality of trimmers 324 disposed on the needle bed 32 which knits thebottom yarn texture and the plurality of loops to cut the plurality ofloops 225 so that the plurality of cut-pile fabrics 222 are formed andrespectively connected to the bottom yarn texture 221, and constitutingof the second surface layer 22 by the plurality of cut-pile fabrics 222and the bottom yarn texture 221; and an interweaving step 13: operatingthe two needle beds 31 and 32 simultaneously, and connecting the firstsurface layer 21 and the second surface layer 22 by a plurality ofconnecting yarns 23, so as to knit the double-sided cloth 20 comprisingthe cut-pile fabrics.

The implementing process of the method 10 of the present invention isfurther described. At the beginning of knitting, one of the needle beds31 is set to knit the first surface layer 21, and the plurality ofknitting needles 311 of one of the needle beds 31 knit the first surfacelayer 21 based on a cloth pattern setting. Then, performing the step 12for knitting the second surface layer 22, operating another one of theneedle beds 32 to knit the second surface layer 22. In the knittingprocess, two yarns 223 and 224 are fed into another one of the needlebeds 32. One of the yarns 223 is knitted into the bottom yarn texture221 by the plurality of knitting needles 321, and another one of theyarns 224 is connected with the bottom yarn texture 221 under the actionof the plurality of knitting needles 321 and then to be hooked and hungthe yarn. That is, another one of the yarns 224 is hooked by one of thehooking needles 323 and hung onto one of the sinkers 322 disposedcorresponding to the hooking needles 323, thus forming one of theplurality of loops 225 as foregoing-mentioned. Later, another one of theneedle beds 32 drives one of the plurality of trimmers 324 to cut theloops 225 hung on the sinkers 322, so as to form one of the plurality ofcut-pile fabrics 222 connected to the bottom yarn texture 221. Further,the length of the plurality of cut-pile fabrics 222 is determined by ayarn hooking length of one of the plurality of hooking needles 323 whenthe plurality of loops 225 are formed. On the other aspect, the yarn 224used for forming the plurality of loops 225 is a wool yarn. Aftercompletion of knitting the second surface layer 22, the interweavingstep 13 is performed. In this step, driving the two needle beds 31 and32 of the circular knitting machine 30 simultaneously to allow theplurality of connecting yarns 23 to connect the first surface layer 21with the second surface layer 22 in a half stitched interweaving or afull stitched interweaving manner, as shown in FIG. 2.

Further, in addition to the foregoing embodiment of the method 10 of thepresent invention, another embodiment is provided. Referring to FIG. 4,in the present embodiment, the method 40 includes:

a second surface layer knitting step 41: operating one of the needlebeds 32 to knit a bottom yarn texture 221 and a plurality of loops 225connected to the bottom yarn texture 221, driving the plurality oftrimmers 324 disposed on the needle bed 32 which knits the bottom yarntexture and the plurality of loops to cut the plurality of loops 225 sothat the plurality of cut-pile fabrics 222 are formed and respectivelyconnected to the bottom yarn texture 221, and constituting of the secondsurface layer 22 by the plurality of cut-pile fabrics 222 and the bottomyarn texture 221;

a first surface layer knitting step 42: operating another one of theneedle beds 31 to knit the first surface layer 21; and

an interweaving step 43: operating the two needle beds 31 and 32simultaneously, and connecting the first surface layer 21 with thesecond surface layer 22 by the plurality of connecting yarns 23, so asto knit the double-sided cloth 20 comprising cut-pile fabrics.

According to the above, the difference between the method 40 disclosedby the present embodiment and the method 10 disclosed by the previousembodiment is that the knitting sequence of the first surface layer 21and the second surface layer 22. of the person having an ordinary skillin the art can implement the methods according to the foregoing cleardisclosure, so the description of the present embodiment is not repeatedherein.

Based on the above-mentioned content, the method 10 (or 40) of thepresent invention allows the double-sided cloth 20 comprising thecut-pile fabrics to be directly knitted by the circular knitting machine30, which solves the problem of a complicated production procedurederived from a conventional manufacturing mode. In addition, the twocloth layers of the double-sided cloth 20 comprising cut-pile fabrics ofthe present invention are bonded without glue, so as to avoid danger ofglue residues to the human health.

What is claimed is:
 1. A method for knitting a double-sided clothcomprising cut-pile fabrics with a circular knitting machine, whereinthe double-sided cloth comprising the cut-pile fabrics is composed of afirst surface layer and a second surface layer connected with the firstsurface layer; a plurality of cut-pile fabrics are formed on one side ofthe second surface layer relative to the first surface layer, thecircular knitting machine comprises two needle beds disposedcorresponding to each other, and the method comprises: a first surfacelayer knitting step: operating by one of the needle beds to knit thefirst surface layer; a second surface layer knitting step: operatinganother one of the needle beds to knit a bottom yarn texture and aplurality of loops connected to the bottom yarn texture, and driving aplurality of trimmers disposed on the needle bed which knits the bottomyarn texture and the plurality of loops to cut the plurality of loops toform the plurality of cut-pile fabrics respectively connected to thebottom yarn texture, and constituting of the second surface layer by theplurality of cut-pile fabrics and the bottom yarn texture; and aninterweaving step: operating the two needle beds simultaneously, andconnecting the first surface layer with the second surface layer by aplurality of connecting yarns, so as to knit the double-sided clothcomprising the cut-pile fabrics.
 2. The method for knitting thedouble-sided cloth comprising cut-pile fabrics with the circularknitting machine according to claim 1, wherein in the step for knittingthe second surface layer, two yarns are fed into one of the needle bedsin the knitting process; and one of the two yarns is knitted into thebottom yarn texture, and the another one of the yarns is connected withthe bottom yarn texture and is hooked and hung the yarn to form one ofthe plurality of loops.
 3. The method for knitting the double-sidedcloth comprising cut-pile fabrics with the circular knitting machineaccording to claim 2, wherein one of the yarns forming the plurality ofloops is a wool yarn.
 4. The method for knitting the double-sided clothcomprising cut-pile fabrics with the circular knitting machine accordingto claim 1, wherein one of the yarns forming the plurality of loops is awool yarn.
 5. A method for knitting a double-sided cloth comprisingcut-pile fabrics with a circular knitting machine, wherein thedouble-sided cloth comprising cut-pile fabrics is composed of a firstsurface layer and a second surface layer connected with the firstsurface layer; a plurality of cut-pile fabrics are formed on one side ofthe second surface layer relative to the first surface layer; thecircular knitting machine comprises two needle beds disposedcorresponding to each other, and the method comprises: a second surfacelayer knitting step: operating one of the needle beds to knit a bottomyarn texture and a plurality of loops connected to the bottom yarntexture, driving a plurality of trimmers disposed on the needle bedwhich knits the bottom yarn texture and the plurality of loops to cutthe plurality of loops to form the plurality of cut-pile fabricsrespectively connected to the bottom yarn texture, and constituting ofthe second surface layer by the plurality of cut-pile fabrics and thebottom yarn texture; a first surface layer knitting step: operatinganother one of the needle beds to knit the first surface layer; and aninterweaving step: operating the two needle beds simultaneously, andconnecting the first surface layer with the second surface layer by aplurality of connecting yarns, so as to knit the double-sided clothcomprising cut-pile fabrics.
 6. The method for knitting the double-sidedcloth comprising cut-pile fabrics with the circular knitting machineaccording to claim 5, wherein in the step for knitting the secondsurface layer, two yarns are fed into one of the needle beds in theknitting process, and one of the two yarns is knitted into the bottomyarn texture, and another one of the yarns is connected with the bottomyarn texture and is hooked and hung to form one of the plurality ofloops.
 7. The method for knitting the double-sided cloth comprisingcut-pile fabrics with the circular knitting machine according to claim6, wherein one of the yarns forming the plurality of loops is a woolyarn.
 8. The method for knitting the double-sided cloth comprisingcut-pile fabrics with the circular knitting machine according to claim5, wherein one of the yarns forming the plurality of loops is a woolyarn.